Home / 634,488.93-951,799.01-213,797.61

Finding the Fourth Proportional to 634,488.93, 951,799.01 and 213,797.61

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Solution

The fourth proportional to 634,488.93, 951,799.01 and 213,797.61 is: 320,718.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,488.93 : 951,799.01 = 213,797.61 : x
  2. Step 2: Convert to fraction form
    634,488.93/951,799.01 = 213,797.61/x
  3. Step 3: Cross multiply
    634,488.93x = 951,799.01 × 213,797.61
  4. Step 4: Simplify right side
    634,488.93x = 203,492,352,469.38
  5. Step 5: Solve for x
    x = 203,492,352,469.38/634,488.93
  6. Step 6: Final answer
    x = 320,718.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.